$conn = new com("adodb.connection");
$connstr = "driver={microsoft access driver (*.mdb)}; dbq=". realpath("data/db.mdb");

$conn->open($connstr);
$rs = new com("adodb.recordset");
$rs->open("select * from szd_t",$conn,1,1);
while(! $rs->eof)
$f = $rs->fields(1);
echo $f->value;
$rs->movenext();